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Environmental Science Midterm-Module 6

A group of living organisms with similar individual capabilities of exchanging genes or interbreeding
Species
Diversity
Species Richness
Species Evenness
A state of having diversity or variety
Species
Diversity
Species Richness
Species Evenness
The number of different species in a particular area,
Species
Diversity
Species Richness
Species Evenness
The abundance of individual members of a particular species.
Species
Diversity
Species Richness
Species Evenness
The specific ecological role of species.
Species Richness
Niche
Habitat
Species Evenness
A place or type of ecosystem where species live and obtain needs for survival.
Diversity
Habitat
Niche
Species
TYPES OF SPECIES:
  • Species that have a broad way of life
  • Can eat different food
  • Tolerate different environmental changes/challenges. 
Generalist Species
Specialists Species
Native Species
Non-native Species
Indicator Species
Key-stone Species
TYPES OF SPECIES:
  • Species with narrow niche
  • Lives in specific habitat
  • Eat special food.
  • Vulnerable to extinction. 
Generalist Species
Specialists Species
Native Species
Non-native Species
Indicator Species
Key-stone Species
TYPES OF SPECIES: Species that live in one place and nowhere else.
Generalist Species
Specialists Species
Native Species
Non-native Species
Indicator Species
Key-stone Species
TYPES OF SPECIES: Species that are invasive or alien. They deliberately or accidentally migrate to new ecosystems.
Generalist Species
Specialists Species
Native Species
Non-native Species
Indicator Species
Key-stone Species
TYPES OF SPECIES: Species that give early warning to environmental changes in a community
Generalist Species
Specialists Species
Native Species
Non-native Species
Indicator Species
Key-stone Species
TYPES OF SPECIES:
Species that are limited in numbers but have a great effect on the abundance of other species in an ecosystem.Some of them have a role in controlling the population by eating the sick and old members of other species. 
 
Example: 
  • Pollinators 
  • Top Predators 
Generalist Species
Specialists Species
Native Species
Non-native Species
Indicator Species
Key-stone Species
FACTORS AFFECTING DIVERSITY
The evolutionary process where new biological species arise. 
 
Reasons: 
  • Geographic Isolation 
  • Reduction of Gene Flow
Speciation
Extinction
Evolution
Isolation
Reduction of species to such low abundance that although still exists it no longer interacts with other species.
Extinction
Speciation
Evolution
Isolation
Compose of all members belonging to similar species living in the same area.
POPULATION
COMMUNITIES
ORGANIZATION
ECOSYSTEM
Population of all different species/organisms that live in the same area.
COMMUNITIES
POPULATION
ORGANIZATION
ECOSYSTEM
Characteristics of Population: The spread of population is even.
Uniform Distribution
Random Distribution
Even Distribution
Zero Distribution
Characteristics of Population: The spread of population is unpredictable and strange.
Uniform Distribution
Random Distribution
Even Distribution
Zero Distribution
The number of individuals in a population per unit area.
Population Density
Community
Species
Diversity
A population where there is hierarchy.
 
Example: 
  • Bees 
Social Organization
Species
Organization
Ecosystem
TYPES OF SPECIES INTERACTION: Type of relationship where both organisms benefit from each other.
Mutualistic Relationship
Commensalistic Relationship
Parasitism Relationship
Neutralism Relationship
Predation Relationship
Competition Relationship
TYPES OF SPECIES INTERACTION: One organism benefit and the other is unharmed or not affected.
Mutualistic Relationship
Commensalistic Relationship
Parasitism Relationship
Neutralism Relationship
Predation Relationship
Competition Relationship
TYPES OF SPECIES INTERACTION: One organism benefit and the other is harmed in the process.
Mutualistic Relationship
Commensalistic Relationship
Parasitism Relationship
Neutralism Relationship
Predation Relationship
Competition Relationship
TYPES OF SPECIES INTERACTION: Type of relationship where each organism occupies same space but no interaction or effect on each other.
Mutualistic Relationship
Commensalistic Relationship
Parasitism Relationship
Neutralism Relationship
Predation Relationship
Competition Relationship
TYPES OF SPECIES INTERACTION: Predators hunt and eat prey for food.
Mutualistic Relationship
Commensalistic Relationship
Parasitism Relationship
Neutralism Relationship
Predation Relationship
Competition Relationship
TYPES OF SPECIES INTERACTION: Groups of organisms occupy the same space and compete for resources such as food, water, and shelter.
Mutualistic Relationship
Commensalistic Relationship
Parasitism Relationship
Neutralism Relationship
Predation Relationship
Competition Relationship
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